diff --git a/flake.lock b/flake.lock
index 5338eff..930bd5b 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,11 +2,11 @@
   "nodes": {
     "flake-utils": {
       "locked": {
-        "lastModified": 1618217525,
-        "narHash": "sha256-WGrhVczjXTiswQaoxQ+0PTfbLNeOQM6M36zvLn78AYg=",
+        "lastModified": 1618868421,
+        "narHash": "sha256-vyoJhLV6cJ8/tWz+l9HZLIkb9Rd9esE7p+0RL6zDR6Y=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "c6169a2772643c4a93a0b5ac1c61e296cba68544",
+        "rev": "eed214942bcfb3a8cc09eb3b28ca7d7221e44a94",
         "type": "github"
       },
       "original": {
@@ -17,16 +17,17 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1618242476,
-        "narHash": "sha256-B0cKMkAisdZJLcdMIB4QofpVritVrRUmyYVaR6wIvZk=",
+        "lastModified": 1619945546,
+        "narHash": "sha256-jDQB+5iGBS0AqtT060yzQLixwNBcxNn4EOuu1bK6Pcw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c3253cdab424b87ad8490d42f6585302b20bd39b",
+        "rev": "c576998594b4b8790f291d17fa92d499d1dc5d42",
         "type": "github"
       },
       "original": {
-        "id": "nixpkgs",
-        "type": "indirect"
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "type": "github"
       }
     },
     "root": {
diff --git a/flake.nix b/flake.nix
index 41f7e89..31c177a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,6 +3,8 @@
 
   inputs.flake-utils.url = "github:numtide/flake-utils";
 
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs";
+
   outputs = { self, nixpkgs, flake-utils }:
     (flake-utils.lib.eachSystem [ "x86_64-linux" ]
       (system: